The current inner neutral band is −4 to +6 bp. Binance estimates funding from five-second premium observations weighted toward each 4h settlement. The chart shows completed hourly closes. 4h rate = [P + clamp(+1 bp − P, −5 bp, +5 bp)] / 2, where P is Binance's weighted interval premium. Current outer floor/cap: −200 / +200 bp per settlement.